'Significance' definitions:

Definition of 'significance'

(from WordNet)
noun
The quality of being significant; "do not underestimate the significance of nuclear power" [ant: insignificance]
noun
A meaning that is not expressly stated but can be inferred; "the significance of his remark became clear only later"; "the expectation was spread both by word and by implication" [syn: significance, import, implication]
noun
The message that is intended or expressed or signified; "what is the meaning of this sentence"; "the significance of a red traffic light"; "the signification of Chinese characters"; "the import of his announcement was ambiguous" [syn: meaning, significance, signification, import]

Definition of 'Significance'

From: GCIDE
  • Significance \Sig*nif"i*cance\, Significancy \Sig*nif"i*can*cy\, n. [L. significantia.]
  • 1. The quality or state of being significant. [1913 Webster]
  • 2. That which is signified; meaning; import; as, the significance of a nod, of a motion of the hand, or of a word or expression. [1913 Webster]
  • 3. Importance; moment; weight; consequence. [1913 Webster]
  • With this brain I must work, in order to give significancy and value to the few facts which I possess. --De Quincey. [1913 Webster]

Synonyms of 'significance'

From: Moby Thesaurus